import CreateModal from '@/pages/Admin/Class/components/CreateModal';
import UpdateModal from '@/pages/Admin/Class/components/UpdateModal';
import {PlusOutlined, QuestionCircleOutlined} from '@ant-design/icons';
import type { ActionType, ProColumns } from '@ant-design/pro-components';
import { PageContainer, ProTable } from '@ant-design/pro-components';
import '@umijs/max';
import {Button, message, Popconfirm, Space, Typography} from 'antd';
import React, {useEffect, useRef, useState} from 'react';
import {
  deleteClassByIdUsingDelete,
  selectClassPageUsingGet,
  selectEmpIdAndNameUsingGet
} from "@/services/tlias-backend/classController";

/**
 * 用户管理页面
 *
 * @constructor
 */
const UserAdminPage: React.FC = () => {
  // 是否显示新建窗口
  const [createModalVisible, setCreateModalVisible] = useState<boolean>(false);
  // 是否显示更新窗口
  const [updateModalVisible, setUpdateModalVisible] = useState<boolean>(false);
  const actionRef = useRef<ActionType>();
  // 当前用户点击的数据
  const [currentRow, setCurrentRow] = useState<API.Class>();

  /**
   * 删除节点
   *
   * @param row
   */
  const handleDelete = async (row: API.Class) => {
    const hide = message.loading('正在删除');
    if (!row) return true;
    try {
      await deleteClassByIdUsingDelete({
        id: row.id as any,
      });
      hide();
      message.success('删除成功');
      actionRef?.current?.reload();
      return true;
    } catch (error: any) {
      hide();
      message.error('删除失败，' + error.message);
      return false;
    }
  };

  const [teachers, setTeachers] = useState<{ id: number, name: string }[]>([]);  // 存储教师数据

  useEffect(() => {
    // 获取教师数据
    const fetchTeachers = async () => {
      const result = await selectEmpIdAndNameUsingGet();
      if (result.code === 200) {
        setTeachers(result.data || [] as any);
      }
    };
    fetchTeachers();
  }, []);


  /**
   * 表格列配置
   */
  const columns: ProColumns<API.ClassVO>[] = [
    {
      title: 'id',
      dataIndex: 'id',
      valueType: 'text',
      hideInForm: true,
      hideInSearch: true,
    },
    {
      title: '班主任',
      dataIndex: 'empId',
      valueType: 'text',
      hideInSearch: true,
      render: (empId: number): string => {
        // 查找班主任名称
        const teacher = teachers.find(teacher => teacher.id === empId);
        return teacher ? teacher.name : '未知班主任';
      },
    },
    {
      title: '班级名称',
      dataIndex: 'classname',
      valueType: 'text',
    },
    {
      title: '班级教室',
      dataIndex: 'classroom',
      valueType: 'text',
    },
    {
      title: '开课时间',
      //sorter: true,
      dataIndex: 'startTime',
      valueType: 'date',
    },
    {
      title: '结课时间',
      //sorter: true,
      dataIndex: 'endTime',
      valueType: 'date',
    },
    {
      title: '操作',
      dataIndex: 'option',
      valueType: 'option',
      render: (_, record) => (
        <Space size="middle">
          <Typography.Link
            onClick={() => {
              setCurrentRow(record);
              setUpdateModalVisible(true);
            }}
          >
            修改
          </Typography.Link>
          <Popconfirm
            title="确定删除此项吗?"
            description="删除后无法恢复，请谨慎操作。"
            icon={<QuestionCircleOutlined style={{ color: 'red' }} />}
            onConfirm={() => handleDelete(record)}
            okText="确认"
            cancelText="取消"
          >
            <Typography.Link type="danger">
              删除
            </Typography.Link>
          </Popconfirm>
        </Space>
      ),
    },
  ];
  return (
    <PageContainer>
      <ProTable<API.ClassVO>
        //headerTitle={'查询表格'}
        actionRef={actionRef}
        rowKey="key"
        search={{
          labelWidth: 120,
        }}
        toolBarRender={() => [
          <Button
            type="primary"
            key="primary"
            onClick={() => {
              setCreateModalVisible(true);
            }}
          >
            <PlusOutlined /> 新建
          </Button>,
        ]}
        request={async (params, sort, filter) => {
          const sortBy = Object.keys(sort)?.[0];
          const isAsc = sort?.[sortBy] ?? undefined;

          const { data, code } = await selectClassPageUsingGet({
            ...params,
            sortBy,
            isAsc,
            ...filter,
          } as API.selectClassPageUsingGETParams);

          if (code === 200) {
            // 获取教师数据并更新
            const empIdList = data?.list?.map((item: any) => item.empId); // 提取所有班主任 empId
            const teacherList = await selectEmpIdAndNameUsingGet();
            setTeachers(teacherList?.data?.filter((teacher: any) => empIdList.includes(teacher.id)));
          }

          return {
            success: code === 200,
            data: data?.list || [],
            total: Number(data?.total) || 0,
          };
        }}
        columns={columns}
      />

      <CreateModal
        visible={createModalVisible}
        columns={columns}
        onSubmit={() => {
          setCreateModalVisible(false);
          actionRef.current?.reload();
        }}
        onCancel={() => {
          setCreateModalVisible(false);
        }}
      />
      <UpdateModal
        visible={updateModalVisible}
        columns={columns}
        oldData={currentRow}
        onSubmit={() => {
          setUpdateModalVisible(false);
          setCurrentRow(undefined);
          actionRef.current?.reload();
        }}
        onCancel={() => {
          setUpdateModalVisible(false);
        }}
      />
    </PageContainer>
  );
};
export default UserAdminPage;
